White phosphorus is a highly reactive molecular solid that melts just above room temperature (melting point = 30 degree Celsius). It subtly glows in the dark emitting light and this phenomenon is called chemiluminescence - True or False?
A
True
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B
False
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Solution
The correct option is A True White phosphorus is a highly-reactive, low melting solid. It glows in the dark and this phenomenon is inappropriately also called “phosphorescence”. Ideally, it should be called chemiluminescence or chemoluminescence.